{
"id": "GHSA-ghvc-7hp8-2g2v",
"aliases": [
"CVE-2026-50645"
],
"details": "There is no restriction on the amount of attachment headers that a message can contain when being deserialized by Apache CXF, which can lead to uncontrolled resource consumption or a denial of service attack. Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fix this issue by imposing a maximum default of 500 attachments per message.",
"summary": "Apache cxf-core: No restriction on attachment headers per message",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "4.2.0"
},
{
"fixed": "4.2.2"
}
]
}
],
"package": {
"name": "org.apache.cxf:cxf-core",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.1.7"
}
]
}
],
"package": {
"name": "org.apache.cxf:cxf-core",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.6.12"
}
]
}
],
"package": {
"name": "org.apache.cxf:cxf-core",
"ecosystem": "Maven"
}
}
],
"modified": "2026-08-12T18:43:59Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"published": "2026-06-12T12:31:34Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-50645",
"type": "ADVISORY"
},
{
"url": "https://cxf.apache.org/security-advisories.data/CVE-2026-50645.txt",
"type": "WEB"
},
{
"url": "https://github.com/apache/cxf",
"type": "PACKAGE"
},
{
"url": "https://lists.apache.org/thread/24zb7cqcvykhwm0j797dmdq25s61mj93",
"type": "WEB"
},
{
"url": "http://www.openwall.com/lists/oss-security/2026/06/11/12",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-400"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2026-06-12T10:16:23Z",
"github_reviewed_at": "2026-08-06T19:12:38Z"
}
}